【多选题】问卷中如果涉及到敏感性问题,需要做特殊技巧处理,常用技巧有()
【单选题】设N为每个滑轮组中定滑轮和动滑轮的轮盘个数的总和。Z为同时悬吊物品的工作绳索根数,如果活动端在动滑轮导出,则N=( )。
【单选题】设N为每个滑轮组中定滑轮和动滑轮的轮盘个数的总和。Z为同时悬吊物品的工作绳索根数,如果活动端在动滑轮导出,则Z=( )。
【单选题】I have never been to the city, but it is the place ______ this summer.
A.
where I’d like to visit
B.
that I’d like to visit
D.
that I’d like to visit it
【简答题】请你把下列显微镜的结构及其作用用线连接起来(5分) A物镜和目镜 ①安放物镜 B转换器 ②使镜筒上升或下降 C反光镜 ③调节进入物镜光的多少 D准焦螺旋 ④反射光线 E遮光器 ⑤放大作用
【单选题】(2009山东青岛质检)--- Do you like the place of interest? -- On the contrary, it’s the place that I want to visit.
【单选题】I would like to take advantage ( ) the discount to place an order with you.